How do i include a complete legend in plotyy figure matlab. I need help to get the color of the legend to show properly to indicate the respective graphs. You only made 2 legend marks thus it took the color of the first 2 curves both are. When plotting filled areas patch or surface objects, the legend contains a sample of the face color next to the text label. How to manipulate plot legend to show markers and colours seperatly. I already distinguish the surfaces by linestyle property. Hi, i have the following visual which is a small sample of a bigger visual im creating. I am plotting a dual axis graph and i can get a legend for the first line associated with each yaxis, but not the remaining lines. This matlab function adds a legend specifying the contour line heights, c, to the current map contour plot, h. If you manually set the font size of the colorbar, then changing the axes font size does not affect the colorbar font.
Set legend color in stacked bar plot matlab answers. Seven examples of how to move, color, and hide the legend. Only notify the legend the first figure is derived by using property editor and the second figure is derived by using matlab code. How do i change the font size in my legend learn more about fontsize, font, size, legend, box, axes, avoid overfitting matlab. Add a legend to the graph that identifies each data set using the legend function. I cant easily regenerate the legend from the command line because the real plot is complicated, but if there is a way to manually edit the legend command and. Now i want to change the color of second line of legend to red without changing anything in data.
Colour mismatch between plot and legend matlab answers. Visualize summary statistics with box plot matlab boxplot. The problem is that you have 6 curves, the first 4 are color blue and the last 2 are color red. Follow 16 views last 30 days mahesh on 23 oct 2015. This post describes how to handle expression and background color of legend box in matlab figures we can print latex expressions in legend box, by instructing the legend to interpret the following string as latex expression. For example, direction,reverse reverses the color scale. Adding a legend manually for a plot generated by a loop matlab. A pseudocolor plot displays matrix data as an array of colored cells known as faces. Is there a command in matlab for creating one overall. The axis color properties dont make any difference. Oct 07, 2016 thank you for your answer but as i said earlier, any of these commands, for some reason, do not do what they are supposed to do anymore. I found out that for the histograms it creates a handle h1 and 2 where 1 corresponds to the bar charts and 2 to the fitting lines.
Figures are containers for graphics or user interface components. That seems a lot more complicated than just doing a for loop or two. Adding legend in a plot genereted by a loop matlab. Line color, specified as an rgb triplet, a hexadecimal color code, a color name, or a short name. An rgb triplet is a threeelement row vector whose elements specify the intensities of the red, green, and blue components of the color. Specific lines can be excluded from the automatic legend element selection by defining a label starting with an underscore. I included a screen grab of the section of the document. The graph has two legends and plotted from a big loop. Also, i never used handles before, how do i select hadles of lines. Its certainly not as straightforward so i recommend you just save the handles to the colors of the lines you drew, if you plan to detect them later. Add custom legend without any relation to the graph. For illustrations of some of the types of plots you can create programmatically, see types of matlab plots.
My question is, now that i have coloring for each face, i need to add a legend entry for each color. Colorbar showing color scale matlab colorbar mathworks. Legendcolorbar for scatterplot with colourcoded subject. If that is not feasible, then you can change the order of the lines as they are stored in the children property of the axes. Plotly graphing library for matlab layout options legends. You can use findobj to get handles for every graphical element on the picture, then set the color knowing the handle and using the set function. I have a plot with two yaxis which i made using the matlab command yyaxis. For example, you can compare sets of data, track changes in data over time, or show data distribution.
I have used the unique color row in the facecoloring table. Nov 04, 2011 matlab 2007a if you want to change the color of the line of the legend, you can use the following trick, %some data x0. Then i dont have to have mm on every line and dont have to say what they measure elsewhere. I want to be able to automatically colour my legends based on their names. Sometimes you dont want a legend that is explicitly tied to data that you have plotted. Specify name,value as the last pair of arguments in any of the previous syntaxes. Learn more about legend, plot, marker, color matlab. For the legend, is there away to set the color of the surfaces in the legend to white. I made a legend for it but it is coming out as black and white instead of coming out with the color of the graphs. Im not sure how youd detect what the color was if you didnt save the handle to the colored line you plotted, but maybe there is a way by using findobj and seeing if you can get the color of any line object as a property.
If x is a matrix, boxplot plots one box for each column of x on each box, the central mark indicates the median, and the bottom and top edges of the box indicate the 25th and 75th percentiles, respectively. We can use a set of find commands to locate the matlab object containing the current figure, and then a findall command to get the handles to all the axes, lines, and text in the current figure. Adding legend in a plot genereted by a loop matlab answers. A brute force not very elegant kind of thing i often do matlab 2015b, but should work in all is to create a new plot of a single point on the same figure with the same marker type and the size you require in the legend. Legend entries all same color in matlab 2015b matlab. Create the handle to legend box and set the interpreter option to latex as follows. How do i make the background of a plot legend transparent. Sorry for the noob questions, im still quite new at matlab. For each line plotted, the legend shows a sample of the line type, marker symbol, and color beside the text label you specify. Editing colors in the legend matlab answers matlab central. All values in the colormap indexing array that are less than or equal to cmin map to the first row in the colormap. Legend and graph doesnt have the same color matlab. This defines the order they are listed in the legend except they are flipped so that the first element in the list is the last legend entry.
When a chart has a legend displayed, you can modify the individual legend entries by editing the corresponding data on the worksheet. I chose to change all values to different colors so. Follow 452 views last 30 days hassan on 21 jun 2011. Figure properties control the appearance and behavior of a particular instance of a figure. Jiros pick this week is a feature that allows you to create interactive legends using callbacks. So how to convert legend contents sequentially as shown in fig 2 by using only property editor. Then the background color of the legend has to be set to none. For additional editing options, or to modify legend entries without affecting the worksheet data, you can make changes to the legend entries in the select data source dialog box. I use line to plot each point, make a legend for the colors across the top, and then attempt to make separate legend on the right for the markers by. Learn more about legend, subplot, overall, one matlab.
Changing legend colour by legend name microsoft power bi. Aug 10, 2015 only notify the legend the first figure is derived by using property editor and the second figure is derived by using matlab code. Jan you are incorrect in saying that the location property is not used for specifying the legend location. Each data set has a different color, but the legend shows points all in the same color. There are so many exciting features, and the one ill be talking about today is related to a pick from a while ago on. Matlab uses handle graphics with the set command to change properties. You can also use copyobj to copy graphics elements from one figure to another if you have a lot of elements, then use set x, visible, off to hide them before showing the legend, but it depends on what your final application is. Help with plot legend matlab answers matlab central. Legend for a patches object matlab answers matlab central. Jun 21, 2011 the line color used for legend will be the same as the line color used on the graph. How to remove edge color of legend box matlab answers. Matlab 2007a if you want to change the color of the line of the legend, you can use the following trick, %some data x0. Create plots programmatically using graphics functions or interactively using the plots tab at the top of the matlab desktop.
Displaying legend for multiple plots matlab answers. For the labels, the legend uses the text from the displayname properties of the data series. Add legend to axes matlab legend mathworks deutschland. Is there a command in matlab for creating one overall legend when i have a figure with subplots. Im trying to manually set the position of my legend in a plot that i am doing because the default locations do not work for me. Can i have same plot colors between 2 different figures. Optionally, specify the legend location using one of the eight cardinal or intercardinal directions, in this case, southwest.
In your example, if you have legenda,b,c,d,e,f, youll have the right legend. You could make 3 arrays, st1, st2, and st3, and call plotst1, plotst2, and plotst3 and then call legend and have 3. In order to make the color legend option available, a field must be placed on color on the marks card. Matlab allows dynamically updating legend which is explained in the following example. As someone reading a graph, it would make little sense to me to have the legend line color be something that did not appear on the graph. For example, say you have plotted 10 lines, but dont want a legend item to show up for each one. If you change the axes font size, then matlab automatically sets the font size of the colorbar to 90% of the axes font size. Colormaps are threecolumn arrays containing rgb triplets in which each row defines a distinct color.
Input data, specified as a numeric vector or numeric matrix. At the end there are same colors both blue for both lines which represented in the legend box however the data itself are in blue and red. The line color used for legend will be the same as the line color used on the graph. The correspondence between the colors and your data values depends on the type of visualization you create.
Specify the legend descriptions in the order that you plot the lines. Jul 28, 2015 from the patches help page, i have made a graphic showing the fov for a set of sensors. If i use legend instead of colorbar, the colour associations are correct but the legend entries are discrete whereas i. For a custom color, specify an rgb triplet or a hexadecimal color code. Then we use the set command to change the properties of those objects. Set colormap limits matlab caxis mathworks united kingdom. If you specify auto and the axes plot box is invisible, the marker fill color is the color of the figure. Sep 25, 2012 i use line to plot each point, make a legend for the colors across the top, and then attempt to make separate legend on the right for the markers by placing another axis on top of the first one. Is it possible to specify only a subset of the lines to be reported in the legend and relative text. Imagine if you have lines that are plotted only to identify areas in the plot space and you dont wnat these lines in the legend. All the legend names end in either cl or wst and i want to make all cls black.
You could call plot 3 times with different variables and call legend and have all variable names show up in the legend. Learn more about legend, plot, scatter, mismatch, update, plotting matlab. The default font size depends on the specific operating system and locale. The surface is defined by a grid of x and ycoordinates that. The data sets are stored in a cell structure so that. Aug 15, 2015 i have recently generated a case where the legend box is opaque with respect to the left hand plots and transparent with respect to the right hand plots. Learn more about plot color, hold all, legend, forloop.
The legend automatically updates when you add or delete data series from the axes. To modify aspects of a figure, change property values. Add legend labels to map contour display matlab clegendm. However text does not provide the color and format that legend provides. Add legend to scatter matlab answers matlab central. When calling legend with two inputs the command seems ot look up the first two children in order to get the color which happens to be the children from the same plot which are red. It should show a red dot or square depicting the short circuit current and a green one showing the opencircuit voltage. Mar 11, 20 i cannot create a complete legend that includes all the lines. Heres a quick sample of how it worked for my histograms i didnt want the two red lines to be labelled in the legend. This week, id like to highlight one of the new r2016a features that just came out a couple of weeks ago. How to manually arrange the legend strings matlab answers. Labels in the legend, specified as a string array or cell array of character vectors. The official color for loyola green is given as rgb.
Jul 08, 2015 you can use findobj to get handles for every graphical element on the picture, then set the color knowing the handle and using the set function. If the displayname property is empty, then the legend uses a label of the form datan. Colorbar showing color scale matlab colorbar mathworks india. Learn more about legend, plot colors, legend colors not matching plot colors.
If a dual axis is used, ensure transparency is 100% on the first pill, or the colors in legend will not show up. I can give any specific array of 4 numbers to matlab to set the position but they are not interpreted correctly and matlab seems to just randomly change the position of the legend a bit. Mar 04, 20 can i have same plot colors between 2 different. Feb 05, 20 adding legend in a plot genereted by a loop.
Jan 26, 2016 adding a legend manually for a plot generated by. Jan 19, 2012 usign the legend comand all the lines plotted are reported in the legend. Legend object at 0x7fdba51d31c0 note that one legend item per line was created. So you can use 1255255,0,0 to get the color of red to use as a color in matlab. In this case, we can compose a legend using matplotlib objects that arent explicitly tied to the data that was plotted. The default value of 0 0 0 corresponds to black for a custom color, specify an rgb triplet or a hexadecimal color code. Hi, in the preferences dialog box, which you open from the file menu, change the display format maximum number of digits for the color legend to 8 on the graphics and plot windows page. Learn more about legend, edge color, plot, text box. Legend position on a plot matlab answers matlab central.